4th six weeks science review

A lot of people are trying to conserve natural resources by using new technology. One of the new technologies is solar power. Which of the following natural resources would solar power have the most direct effect on for the conservation of natural resources?

• Fossil fuels

• Soil

• Air

• Animals

Complete the following statements by moving the answers to the correct boxes. By driving an electric car, the Perez family is not using (a)   and their car does not put (b)   into the air. This keeps the air cleaner for all living organisms.

• gasoline
• diesel

• pollutants
• fossil fuels

All of the following are ways to conserve natural resources EXCEPT -

• reuse plastic water bottles

• recycle newspapers

• throw away last year's school supplies

• turn off the water while brushing your teeth

When rain soaks into the ground, some rocks can hold the water. Why can these rocks store water?

• They are completely solid with no gaps.

• They have small spaces that trap water.

• They push the water back to the surface.

• They turn water into air.

What natural phenomenon is depicted by the image showing a swirling wind and destruction of houses?

• Tornadoes

• Hurricanes

• Earthquakes

• Volcanoes

What natural phenomenon is depicted by the image showing a large wave hitting a house?

• Tornadoes

• Hurricanes

• Earthquakes

• Volcanoes

What natural phenomenon is depicted by the image showing a house on a cracked ground?

• Tornadoes

• Hurricanes

• Earthquakes

• Volcanoes

What natural phenomenon is depicted by the image showing an erupting mountain?

• Tornadoes

• Hurricanes

• Earthquakes

• Volcanoes

What natural phenomenon is depicted by the image showing clouds and lightning?

• A) Tornadoes

• B) Hurricanes

• C) Rain

• D) Wind

What natural phenomenon is depicted by the image showing trees bending in the wind?

• Tornadoes

• Hurricanes

• Earthquakes

• Wind